ASTRONOMY
1. Association of Lunar &Planetary Observers
2. Astronomical Society of the Pacific
3. Astronomy Magazine
4. Comets and Meteor Showers
5. Cornell University Space Sciences
6. Ephemeris Generator (positions of solar system objects)
7. Mars Net
8. NOVA astronomy program Runaway Universe
9. Sky & Telescope Magazine
10. Sun-Earth environment; space weather
11. Stardate radio program
12. Utah amateursphotographs Doug Schmutz
13. Utah Astronomy Page
14. Astronomy for Kids WebSite
15. University of Arizona Science
16. TeacherLINK
17. Variable Stars
18. Minima of Algol
1. Hubble Space Telescope; Best Images
2. Jet Propulsion Laboratory (solar system spacecraft)
3. Jupiter Pictures; Galileo and Cassini Spacecraft
4. NASA Home Page
5. Solar System Dynamics
OTHER SCIENCE CENTERS
1. Adler Planetarium and Astronomy Museum,Chicago, IL
2. Chabot Space and Science Center, Oakland, CA
3. Challenger Center for Space Education Alexandria, VA
4. Christa McAuliffe Challenger Center, Framingham State
5. Griffith Observatory, Los Angeles, CA
6. Hansen Planetarium, Salt Lake City, UT
7. Museum of Science, Boston, MA
8. St. Louis Science Center, St. Louis, MO